These Zinc Plated Steel F/F Spacers M4 x 10mm from PB Fastener & Components are 10mm long, hexagonal, M4 tapped spacers. Manufactured to a high standard using galvanised steel and designed with 2x female threads, these quality spacers fit a 7mm spanner opening and come supplied in packs of 10. * Female-Female * M4 thread size * M4 x 10mm internal thread * Pack of 10 * Manufacturer's part S57040X10 https://elecena.pl/product/27734550/pb-fastener-s57040x10-zinc-plated-steel-f-f-spacers-m4-x-10mm-pack-of-10 2025-01-22 https://elecena.pl/product/27734550/pb-fastener-s57040x10-zinc-plated-steel-f-f-spacers-m4-x-10mm-pack-of-10 2025-07-15